SSC JE Electrical 2019 with solution SET-2 Which of the following is the correct way of expressing the rating of a fuse? Volts Amperes Watts Ampere-hours Volts Amperes Watts Ampere-hours ANSWER DOWNLOAD EXAMIANS APP
SSC JE Electrical 2019 with solution SET-2 If a zero-centered voltmeter has a scale from 5V to − 5V, then the span of it is 10V −5 V 0 V 5 V 10V −5 V 0 V 5 V ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Voltage Scale Span of instrument = Vmax − VminGivenVmax = 5 VVmin = −5VSpan = 5 −(−5) = 10 V
SSC JE Electrical 2019 with solution SET-2 Which of the following is an important feature of a 3-phase synchronous motor? Low starting torque No starting torque Low starting current High starting torque Low starting torque No starting torque Low starting current High starting torque ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Synchronous motors are not self-starting. The DC source is applied to the rotor of the synchronous Motor.
SSC JE Electrical 2019 with solution SET-2 The candle power of a lamp placed normal to a working plane is 60 CP. Find the distance if the illumination is 15 lux? 2.5 meters 4 meters 1.5 meters 2 meters 2.5 meters 4 meters 1.5 meters 2 meters ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Candle Power of lamp = 60 CPIllumination of lamp = 15 luxDistance(D) = ? metersIllumination of lamp = (candle power)/(distance)2(D)2 = candle power/Illumination of lamp(D)2 = 60/15 =4D = √4D = 2
SSC JE Electrical 2019 with solution SET-2 Observe the given network and answer the question? The potential at point a = ? I2R2 I3R3 E1 − I1R1 & I3R3 E1 − I1R1 I2R2 I3R3 E1 − I1R1 & I3R3 E1 − I1R1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For the given network the potential at point a can be found by applying KVL.For loop 1Va = E1 − I1R1Va = I3R3For loop 2Va = E2 − I2R2
SSC JE Electrical 2019 with solution SET-2 A _____ transformer is usually mounted on a pole of plinth? Current Potential Power Distribution Current Potential Power Distribution ANSWER DOWNLOAD EXAMIANS APP
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